diff options
Diffstat (limited to 'drivers/gpu/nvgpu')
| -rw-r--r-- | drivers/gpu/nvgpu/gk20a/gr_gk20a.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c index 263d8bac..faecb815 100644 --- a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c +++ b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c | |||
| @@ -6586,12 +6586,22 @@ static int gr_gk20a_ctx_patch_smpc(struct gk20a *g, | |||
| 6586 | ctxsw_prog_main_image_patch_count_o(), | 6586 | ctxsw_prog_main_image_patch_count_o(), |
| 6587 | ch_ctx->patch_ctx.data_count); | 6587 | ch_ctx->patch_ctx.data_count); |
| 6588 | if (ctxheader->gpu_va) { | 6588 | if (ctxheader->gpu_va) { |
| 6589 | /* | ||
| 6590 | * Main context can be gr_ctx or pm_ctx. | ||
| 6591 | * CPU access for relevant ctx is taken | ||
| 6592 | * care of in the calling function | ||
| 6593 | * __gr_gk20a_exec_ctx_ops. Need to take | ||
| 6594 | * care of cpu access to ctxheader here. | ||
| 6595 | */ | ||
| 6596 | if (nvgpu_mem_begin(g, ctxheader)) | ||
| 6597 | return -ENOMEM; | ||
| 6589 | nvgpu_mem_wr(g, ctxheader, | 6598 | nvgpu_mem_wr(g, ctxheader, |
| 6590 | ctxsw_prog_main_image_patch_adr_lo_o(), | 6599 | ctxsw_prog_main_image_patch_adr_lo_o(), |
| 6591 | vaddr_lo); | 6600 | vaddr_lo); |
| 6592 | nvgpu_mem_wr(g, ctxheader, | 6601 | nvgpu_mem_wr(g, ctxheader, |
| 6593 | ctxsw_prog_main_image_patch_adr_hi_o(), | 6602 | ctxsw_prog_main_image_patch_adr_hi_o(), |
| 6594 | vaddr_hi); | 6603 | vaddr_hi); |
| 6604 | nvgpu_mem_end(g, ctxheader); | ||
| 6595 | } else { | 6605 | } else { |
| 6596 | nvgpu_mem_wr(g, mem, | 6606 | nvgpu_mem_wr(g, mem, |
| 6597 | ctxsw_prog_main_image_patch_adr_lo_o(), | 6607 | ctxsw_prog_main_image_patch_adr_lo_o(), |